Origin
Tanzania
India
Color
Blue
Blue, Greenish
Streak
White, Colorless
Blue, White
For which Rashi?
Sagittarius, Pisces, Virgo
-
Planet
-
-
Element of Planets
Air, Water, Earth
-
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
-
Not to wear with
-
-
Powers
Love, Healing
-
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
-
Brittle
Solubility
-
-
Durability
Hard
-
Specific Gravity
3.352.25-2.33
1
7.18
👆🏻
Fracture
Uneven, Conchoidal
-
Cleavage
Perfect {010}, imperfect {100}
Good on {010}
Mohs Hardness
6.5-73-4
2
10
👆🏻
Chemical Composition
Ca2Al3(SiO4)3(OH)
Ca(VO)Si4O10•4(H2O)
Luster
Vitreous
Vitreous, Pearly
Pleochroism
Present
Visible: X=Z= colorless Y= blue
Dispersion
0.030.04
0.005
1
👆🏻
Transparency
Transparent, Translucent, Transparent to translucent
-
Refractive Index
1.685-1.7071.542
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
Orthorhombic
Birefringence
0.006-0.0180.009
0
0.296
👆🏻
Clarity
TransparentUlrich Henn and Claudio C. Milisenda
-
Physical
Neurological
Enhances mental clarity and focus
Enhances mental clarity and focus
Cardiovascular
-
Supports heart health
Respiratory
Excellent
Good
Reproductive
-
-
Digestive
-
-
Psychology
Intuition
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Communication
Communication